| Country | Ireland | Ecosystem | Atlantic Ocean |
| Locality | Rockall Trough (500 m depth zone) | Depth | 500 m |
| Introduced | Year Intro. | ||
| Life Stage | not specified | unsexed | |
| Quantitative | 0.00063 | Unit | numbers/m2 |
| Semi Quantitative | <100 | Unit | numbers/m2 |
| Qualitative | common | ||
| Year | 1991 - 1991 | Period | 1975-2000 |
| Date | 01/01/91 - 12/01/91 | Record Type | survey |
| Record Type | survey | ||
| Seasonal | not specified | Method | random sampling |
| Remarks | Date of sampling is tentative pending additional information. The UK was assigned based on proximity to Rockall Trough. | ||